---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-496 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 UTC 2025 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5599.99 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 7.9G 30G 21% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 769 5194 4 2271 7172 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:1a:ea:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.62/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82136sec preferred_lft 82136sec inet6 fe80::f816:3eff:fe1a:ea0a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-496) 07/30/26 _x86_64_ (2 CPU) 01:46:24 LINUX RESTART (2 CPU) 01:50:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.45 0.03 1.41 0.02 1.25 17.72 661.20 02:10:01 1.23 0.01 1.21 0.01 0.05 14.95 0.96 02:20:10 1.70 0.25 1.42 0.03 30.56 67.27 1.47 02:30:01 1.46 0.01 1.42 0.03 1.07 24.77 664.55 02:40:11 1.14 0.00 1.12 0.02 0.00 14.25 1.18 02:50:11 13.50 1.44 11.30 0.76 106.02 2232.89 199.74 Average: 3.41 0.29 2.98 0.14 23.21 395.24 251.75 01:50:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 6278128 7525488 294696 3.62 30584 1422660 528988 5.76 444636 1183364 124 02:10:01 6277456 7525356 294828 3.63 30792 1422988 529012 5.76 444780 1183900 188 02:20:10 6241144 7516392 303308 3.73 31180 1449596 729660 7.95 459228 1202132 2272 02:30:01 6251292 7527420 292184 3.59 31392 1450236 529396 5.77 454416 1202672 124 02:40:11 6258880 7535544 284024 3.49 31584 1450572 530008 5.77 455724 1203200 192 02:50:11 5423656 7357560 423684 5.21 69440 2037076 669476 7.29 623456 1812508 31140 Average: 6121759 7497960 315454 3.88 37495 1538855 586090 6.38 480373 1297963 5673 01:50:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 0.65 0.05 0.07 0.01 0.00 0.00 0.00 0.00 02:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:01 ens3 0.53 0.03 4.18 0.01 0.00 0.00 0.00 0.00 02:20:10 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:20:10 ens3 0.45 0.21 3.22 0.05 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 0.58 0.12 0.82 0.11 0.00 0.00 0.00 0.00 02:40:11 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:11 ens3 6.11 3.71 4.07 3.25 0.00 0.00 0.00 0.00 02:50:11 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 02:50:11 ens3 32.24 22.23 243.49 9.74 0.00 0.00 0.00 0.00 Average: lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 6.77 4.40 42.64 2.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-496) 07/30/26 _x86_64_ (2 CPU) 01:46:24 LINUX RESTART (2 CPU) 01:50:08 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.32 0.00 0.18 0.01 0.02 99.46 02:00:01 0 0.52 0.00 0.15 0.01 0.02 99.30 02:00:01 1 0.13 0.00 0.20 0.01 0.03 99.63 02:10:01 all 0.26 0.00 0.08 0.01 0.02 99.63 02:10:01 0 0.44 0.00 0.06 0.01 0.02 99.48 02:10:01 1 0.09 0.00 0.09 0.01 0.03 99.79 02:20:10 all 0.36 0.00 0.11 0.02 0.02 99.49 02:20:10 0 0.43 0.00 0.07 0.01 0.01 99.47 02:20:10 1 0.29 0.00 0.15 0.03 0.03 99.50 02:30:01 all 0.32 0.00 0.16 0.01 0.02 99.49 02:30:01 0 0.39 0.00 0.15 0.01 0.02 99.44 02:30:01 1 0.25 0.00 0.18 0.01 0.03 99.53 02:40:11 all 0.40 0.00 0.10 0.01 0.02 99.47 02:40:11 0 0.43 0.00 0.10 0.00 0.02 99.45 02:40:11 1 0.37 0.00 0.10 0.01 0.02 99.50 02:50:11 all 5.75 0.00 0.85 2.80 0.04 90.57 02:50:11 0 8.30 0.00 1.08 3.78 0.04 86.80 02:50:11 1 3.20 0.00 0.61 1.81 0.04 94.34 Average: all 1.24 0.00 0.25 0.47 0.02 98.02 Average: 0 1.75 0.00 0.27 0.64 0.02 97.33 Average: 1 0.72 0.00 0.22 0.31 0.03 98.72